UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Vrk0wuZJj18WYM0WBcdOJyqC4Yads0t1yO/NAuPX5BM=' 
WHERE 
  key_id = '270112c89191141839116b7a9c56dc121e241603cbd295816994902e686b0de4' 
  AND (
    token = 'Vrk0wuZJj18WYM0WBcdOJyqC4Yads0t1yO/NAuPX5BM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )